Finding the Fourth Proportional to 216,672.04, 325,048.74 and 98,351.70
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Solution
The fourth proportional to 216,672.04, 325,048.74 and 98,351.70 is: 147,546.02
Step by Step Solution
- Step 1: Write the proportion equation
216,672.04 : 325,048.74 = 98,351.70 : x - Step 2: Convert to fraction form
216,672.04/325,048.74 = 98,351.70/x - Step 3: Cross multiply
216,672.04x = 325,048.74 × 98,351.70 - Step 4: Simplify right side
216,672.04x = 31,969,096,161.86 - Step 5: Solve for x
x = 31,969,096,161.86/216,672.04 - Step 6: Final answer
x = 147,546.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.